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        <h3 id="1-分页列表"><a href="#1-分页列表" class="headerlink" title="1. 分页列表"></a>1. 分页列表</h3><ol>
<li><p>定义 api</p>
<p>创建文件 src&#x2F;api&#x2F;edu&#x2F;teacher.js</p>
<p><strong>注意：</strong>api_name 的末尾必须有一个<code>/</code></p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">import</span> request <span class="keyword">from</span> <span class="string">&#x27;@/utils/request&#x27;</span>;</span><br><span class="line"><span class="keyword">const</span> api_name = <span class="string">&#x27;/edu/teachers/&#x27;</span>;</span><br><span class="line"><span class="keyword">export</span> <span class="keyword">default</span> &#123;</span><br><span class="line">  <span class="title function_">getPageList</span>(<span class="params">page, limit, searchObj</span>) &#123;</span><br><span class="line">    <span class="keyword">return</span> <span class="title function_">request</span>(&#123;</span><br><span class="line">      <span class="attr">url</span>: <span class="string">`<span class="subst">$&#123;api_name&#125;</span>/<span class="subst">$&#123;page&#125;</span>/<span class="subst">$&#123;limit&#125;</span>`</span>,</span><br><span class="line">      <span class="attr">method</span>: <span class="string">&#x27;post&#x27;</span>,</span><br><span class="line">      <span class="attr">data</span>: searchObj</span><br><span class="line">    &#125;);</span><br><span class="line">  &#125;</span><br><span class="line">&#125;;</span><br></pre></td></tr></table></figure>
</li>
<li><p>初始化 vue 组件</p>
<p>修改 src&#x2F;views&#x2F;edu&#x2F;teacher&#x2F;list.vue</p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line">&lt;template&gt;</span><br><span class="line"></span><br><span class="line">&lt;/template&gt;</span><br><span class="line"></span><br><span class="line">&lt;script&gt;</span><br><span class="line">import teacher from &#x27;@/api/edu/teacher&#x27;;</span><br><span class="line">export default &#123;</span><br><span class="line">  // 定义数据</span><br><span class="line">  data() &#123;&#125;,</span><br><span class="line">  // 当前页面加载时获取数据</span><br><span class="line">  created() &#123;</span><br><span class="line">    this.fetchData();</span><br><span class="line">  &#125;,</span><br><span class="line">  // 调用api层获取数据库中的数据</span><br><span class="line">  methods: &#123;</span><br><span class="line">    fetchData() &#123;</span><br><span class="line">      console.log(&#x27;加载列表&#x27;);</span><br><span class="line">    &#125;</span><br><span class="line">  &#125;</span><br><span class="line">&#125;;</span><br><span class="line">&lt;/script&gt;</span><br></pre></td></tr></table></figure>

<span id="more"></span>
</li>
<li><p>定义 data</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">// 定义数据</span></span><br><span class="line"><span class="title function_">data</span>(<span class="params"></span>) &#123;</span><br><span class="line">  <span class="keyword">return</span> &#123;</span><br><span class="line">    <span class="attr">listLoading</span>: <span class="literal">true</span>, <span class="comment">// 是否显示loading信息</span></span><br><span class="line">    <span class="attr">list</span>: <span class="literal">null</span>, <span class="comment">// 数据列表</span></span><br><span class="line">    <span class="attr">total</span>: <span class="number">0</span>, <span class="comment">// 总记录数</span></span><br><span class="line">    <span class="attr">page</span>: <span class="number">1</span>, <span class="comment">// 页码</span></span><br><span class="line">    <span class="attr">limit</span>: <span class="number">10</span>, <span class="comment">// 每页记录数</span></span><br><span class="line">    <span class="attr">searchObj</span>: &#123;&#125; <span class="comment">// 查询条件</span></span><br><span class="line">  &#125;;</span><br><span class="line">&#125;,</span><br></pre></td></tr></table></figure>
</li>
<li><p>定义 methods</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">// 调用api层获取数据库中的数据</span></span><br><span class="line"><span class="attr">methods</span>: &#123;</span><br><span class="line">  <span class="title function_">fetchData</span>(<span class="params"></span>) &#123;</span><br><span class="line">    <span class="variable language_">console</span>.<span class="title function_">log</span>(<span class="string">&#x27;加载列表&#x27;</span>);</span><br><span class="line">    teacher</span><br><span class="line">      .<span class="title function_">getPageList</span>(<span class="variable language_">this</span>.<span class="property">page</span>, <span class="variable language_">this</span>.<span class="property">limit</span>, <span class="variable language_">this</span>.<span class="property">searchObj</span>)</span><br><span class="line">      <span class="comment">// 请求成功</span></span><br><span class="line">      .<span class="title function_">then</span>(<span class="function"><span class="params">response</span> =&gt;</span> &#123;</span><br><span class="line">        <span class="comment">// debuggers设置断点调试</span></span><br><span class="line">        <span class="keyword">if</span> (response.<span class="property">success</span> === <span class="literal">true</span>) &#123;</span><br><span class="line">          <span class="variable language_">this</span>.<span class="property">list</span> = response.<span class="property">data</span>.<span class="property">rows</span>;</span><br><span class="line">          <span class="variable language_">this</span>.<span class="property">total</span> = response.<span class="property">data</span>.<span class="property">total</span>;</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="variable language_">this</span>.<span class="property">listLoading</span> = <span class="literal">false</span>;</span><br><span class="line">      &#125;)</span><br><span class="line">      .<span class="title function_">catch</span>(<span class="function"><span class="params">error</span> =&gt;</span> &#123;</span><br><span class="line">        <span class="variable language_">console</span>.<span class="title function_">log</span>(error);</span><br><span class="line">      &#125;);</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
</li>
<li><p>渲染表格</p>
<figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br></pre></td><td class="code"><pre><span class="line">   </span><br><span class="line"><span class="comment">&lt;!-- :data 用于存放请求数据回来的数组 --&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">el-table</span></span></span><br><span class="line"><span class="tag">  <span class="attr">v-loading</span>=<span class="string">&quot;listLoading&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:data</span>=<span class="string">&quot;list&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">element-lodaing-text</span>=<span class="string">&quot;数据加载中&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">border</span></span></span><br><span class="line"><span class="tag">  <span class="attr">fit</span></span></span><br><span class="line"><span class="tag">  <span class="attr">highlight-current-row</span></span></span><br><span class="line"><span class="tag">  <span class="attr">stripe</span></span></span><br><span class="line"><span class="tag">&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;序号&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">width</span>=<span class="string">&quot;70&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">align</span>=<span class="string">&quot;center&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">    <span class="comment">&lt;!-- 这里取到当前单元格 --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">template</span> <span class="attr">slot-scope</span>=<span class="string">&quot;scope&quot;</span>&gt;</span></span><br><span class="line">      <span class="comment">&lt;!-- scope.$index 就是索引 --&gt;</span></span><br><span class="line">      &#123;&#123; (page - 1) * limit + scope.$index + 1 &#125;&#125;</span><br><span class="line">    <span class="tag">&lt;/<span class="name">template</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">prop</span>=<span class="string">&quot;name&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;名称&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">width</span>=<span class="string">&quot;80&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;头衔&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">width</span>=<span class="string">&quot;80&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">template</span> <span class="attr">slot-scope</span>=<span class="string">&quot;scope&quot;</span>&gt;</span></span><br><span class="line">      <span class="comment">&lt;!-- scope.row 直接取到该单元格对象，就是数组里的元素对象，即是list[scope.$index] --&gt;</span></span><br><span class="line">      &#123;&#123; scope.row.level===1?&#x27;高级讲师&#x27;:&#x27;首席讲师&#x27; &#125;&#125;</span><br><span class="line">    <span class="tag">&lt;/<span class="name">template</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">prop</span>=<span class="string">&quot;intro&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;资历&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">prop</span>=<span class="string">&quot;gmtCreate&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;添加时间&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">width</span>=<span class="string">&quot;160&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">    <span class="attr">prop</span>=<span class="string">&quot;sort&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">label</span>=<span class="string">&quot;排序&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">width</span>=<span class="string">&quot;60&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">el-table</span>&gt;</span></span><br></pre></td></tr></table></figure>
</li>
<li><p>分页组件</p>
<figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">&lt;!-- 分页 --&gt;</span>    </span><br><span class="line"><span class="tag">&lt;<span class="name">el-pagination</span></span></span><br><span class="line"><span class="tag">  <span class="attr">background</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:hide-on-single-page</span>=<span class="string">&quot;value&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:current-page</span>=<span class="string">&quot;page&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:page-size</span>=<span class="string">&quot;limit&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:total</span>=<span class="string">&quot;total&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">style</span>=<span class="string">&quot;padding: 30px 0; text-align: center;&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">layout</span>=<span class="string">&quot;total, prev, pager, next, jumper&quot;</span></span></span><br><span class="line"><span class="tag">  @<span class="attr">current-change</span>=<span class="string">&quot;fetchData&quot;</span></span></span><br><span class="line"><span class="tag">/&gt;</span></span><br></pre></td></tr></table></figure>

<p>修改方法，添加参数</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line"><span class="attr">methods</span>: &#123;</span><br><span class="line">  <span class="title function_">fetchData</span>(<span class="params">page = <span class="number">1</span></span>) &#123;</span><br><span class="line">    <span class="variable language_">console</span>.<span class="title function_">log</span>(<span class="string">&#x27;加载列表&#x27;</span>);</span><br><span class="line">    <span class="variable language_">this</span>.<span class="property">page</span> = page;</span><br><span class="line">    <span class="variable language_">this</span>.<span class="property">listLoading</span> = <span class="literal">true</span>;</span><br><span class="line">    teacher</span><br><span class="line">      .<span class="title function_">getPageList</span>(<span class="variable language_">this</span>.<span class="property">page</span>, <span class="variable language_">this</span>.<span class="property">limit</span>, <span class="variable language_">this</span>.<span class="property">searchObj</span>)</span><br><span class="line">      <span class="comment">// 请求成功</span></span><br><span class="line">      .<span class="title function_">then</span>(<span class="function"><span class="params">response</span> =&gt;</span> &#123;</span><br><span class="line">        <span class="comment">// debuggers设置断点调试</span></span><br><span class="line">        <span class="keyword">if</span> (response.<span class="property">success</span> === <span class="literal">true</span>) &#123;</span><br><span class="line">          <span class="variable language_">this</span>.<span class="property">list</span> = response.<span class="property">data</span>.<span class="property">rows</span>;</span><br><span class="line">          <span class="variable language_">this</span>.<span class="property">total</span> = response.<span class="property">data</span>.<span class="property">total</span>;</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="variable language_">this</span>.<span class="property">listLoading</span> = <span class="literal">false</span>;</span><br><span class="line">      &#125;)</span><br><span class="line">      .<span class="title function_">catch</span>(<span class="function"><span class="params">error</span> =&gt;</span> &#123;</span><br><span class="line">        <span class="variable language_">console</span>.<span class="title function_">log</span>(error);</span><br><span class="line">      &#125;);</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure></li>
</ol>
<h3 id="2-顶部查询表单"><a href="#2-顶部查询表单" class="headerlink" title="2. 顶部查询表单"></a>2. 顶部查询表单</h3><p><strong>注意：</strong><br>element-ui 的 date-picker 组件默认绑定的时间值是默认世界标准时间，和中国时间差 8 小时，设置<code>value-format=&quot;yyyy-MM-dd HH:mm:ss&quot;</code>改变绑定的值</p>
<ol>
<li><p>修改 api，提交方式改为 post</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">// 讲师列表(条件分页查询)</span></span><br><span class="line"><span class="title function_">getPageList</span>(<span class="params">page, limit, searchObj</span>) &#123;</span><br><span class="line">  <span class="keyword">return</span> <span class="title function_">request</span>(&#123;</span><br><span class="line">    <span class="attr">url</span>: <span class="string">`<span class="subst">$&#123;api_name&#125;</span>/<span class="subst">$&#123;page&#125;</span>/<span class="subst">$&#123;limit&#125;</span>`</span>,</span><br><span class="line">    <span class="attr">method</span>: <span class="string">&#x27;post&#x27;</span>,</span><br><span class="line">    <span class="attr">data</span>: searchObj</span><br><span class="line">  &#125;);</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
</li>
<li><p>添加表单组件</p>
<figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">&lt;!-- 查询表单 --&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">el-form</span></span></span><br><span class="line"><span class="tag">  <span class="attr">:inline</span>=<span class="string">&quot;true&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">class</span>=<span class="string">&quot;demo-form-inline&quot;</span></span></span><br><span class="line"><span class="tag">&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">el-input</span></span></span><br><span class="line"><span class="tag">      <span class="attr">v-model</span>=<span class="string">&quot;searchObj.name&quot;</span></span></span><br><span class="line"><span class="tag">      <span class="attr">placeholder</span>=<span class="string">&quot;讲师名&quot;</span></span></span><br><span class="line"><span class="tag">    /&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">el-select</span></span></span><br><span class="line"><span class="tag">      <span class="attr">v-model</span>=<span class="string">&quot;searchObj.level&quot;</span></span></span><br><span class="line"><span class="tag">      <span class="attr">clearable</span></span></span><br><span class="line"><span class="tag">      <span class="attr">placeholder</span>=<span class="string">&quot;讲师头衔&quot;</span></span></span><br><span class="line"><span class="tag">    &gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">el-option</span></span></span><br><span class="line"><span class="tag">        <span class="attr">:value</span>=<span class="string">&quot;1&quot;</span></span></span><br><span class="line"><span class="tag">        <span class="attr">label</span>=<span class="string">&quot;高级讲师&quot;</span></span></span><br><span class="line"><span class="tag">      /&gt;</span>          </span><br><span class="line">      <span class="tag">&lt;<span class="name">el-option</span></span></span><br><span class="line"><span class="tag">        <span class="attr">:value</span>=<span class="string">&quot;2&quot;</span></span></span><br><span class="line"><span class="tag">        <span class="attr">label</span>=<span class="string">&quot;首席讲师&quot;</span></span></span><br><span class="line"><span class="tag">      /&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">el-select</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-form-item</span> <span class="attr">label</span>=<span class="string">&quot;添加时间&quot;</span>&gt;</span>        </span><br><span class="line">    <span class="tag">&lt;<span class="name">el-date-picker</span></span></span><br><span class="line"><span class="tag">       <span class="attr">v-model</span>=<span class="string">&quot;searchObj.begin&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">type</span>=<span class="string">&quot;datetime&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">placeholder</span>=<span class="string">&quot;选择开始时间&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">value-format</span>=<span class="string">&quot;yyyy-MM-dd HH:mm:ss&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">default-time</span>=<span class="string">&quot;00:00:00&quot;</span></span></span><br><span class="line"><span class="tag">    /&gt;</span>      </span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-form-item</span>&gt;</span>        </span><br><span class="line">    <span class="tag">&lt;<span class="name">el-date-picker</span></span></span><br><span class="line"><span class="tag">       <span class="attr">v-model</span>=<span class="string">&quot;searchObj.end&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">type</span>=<span class="string">&quot;datetime&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">placeholder</span>=<span class="string">&quot;选择截止时间&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">value-format</span>=<span class="string">&quot;yyyy-MM-dd HH:mm:ss&quot;</span></span></span><br><span class="line"><span class="tag">       <span class="attr">default-time</span>=<span class="string">&quot;00:00:00&quot;</span></span></span><br><span class="line"><span class="tag">    /&gt;</span>      </span><br><span class="line">  <span class="tag">&lt;/<span class="name">el-form-item</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-button</span></span></span><br><span class="line"><span class="tag">    <span class="attr">type</span>=<span class="string">&quot;primary&quot;</span></span></span><br><span class="line"><span class="tag">    <span class="attr">icon</span>=<span class="string">&quot;el-icon-search&quot;</span></span></span><br><span class="line"><span class="tag">    @<span class="attr">click</span>=<span class="string">&quot;fetchData()&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span>查询<span class="tag">&lt;/<span class="name">el-button</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">el-button</span></span></span><br><span class="line"><span class="tag">    <span class="attr">type</span>=<span class="string">&quot;default&quot;</span></span></span><br><span class="line"><span class="tag">    @<span class="attr">click</span>=<span class="string">&quot;resetData()&quot;</span></span></span><br><span class="line"><span class="tag">  &gt;</span>清空<span class="tag">&lt;/<span class="name">el-button</span>&gt;</span>    </span><br><span class="line"><span class="tag">&lt;/<span class="name">el-form</span>&gt;</span></span><br></pre></td></tr></table></figure>
</li>
<li><p>新增清空方法</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line"><span class="title function_">resetData</span>(<span class="params"></span>) &#123;</span><br><span class="line">  <span class="variable language_">this</span>.<span class="property">searchObj</span> = &#123;&#125;;</span><br><span class="line">  <span class="variable language_">this</span>.<span class="title function_">fetchData</span>();</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure></li>
</ol>
<h3 id="3-删除"><a href="#3-删除" class="headerlink" title="3. 删除"></a>3. 删除</h3><ol>
<li><p>添加按钮</p>
<figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line"><span class="tag">&lt;<span class="name">el-table-column</span></span></span><br><span class="line"><span class="tag">  <span class="attr">label</span>=<span class="string">&quot;操作&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">width</span>=<span class="string">&quot;200&quot;</span></span></span><br><span class="line"><span class="tag">  <span class="attr">align</span>=<span class="string">&quot;center&quot;</span></span></span><br><span class="line"><span class="tag">&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">template</span> <span class="attr">slot-scope</span>=<span class="string">&quot;scope&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">el-button</span></span></span><br><span class="line"><span class="tag">      <span class="attr">type</span>=<span class="string">&quot;danger&quot;</span></span></span><br><span class="line"><span class="tag">      <span class="attr">size</span>=<span class="string">&quot;mini&quot;</span></span></span><br><span class="line"><span class="tag">      <span class="attr">icon</span>=<span class="string">&quot;el-icon-delete&quot;</span></span></span><br><span class="line"><span class="tag">      <span class="attr">round</span></span></span><br><span class="line"><span class="tag">      @<span class="attr">click</span>=<span class="string">&quot;removeDataById(scope.row.id)&quot;</span></span></span><br><span class="line"><span class="tag">    &gt;</span>删除<span class="tag">&lt;/<span class="name">el-button</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">template</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">el-table-column</span>&gt;</span></span><br></pre></td></tr></table></figure>
</li>
<li><p>定义 api</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">// 根据ID删除讲师</span></span><br><span class="line"><span class="title function_">removeById</span>(<span class="params">teacherId</span>) &#123;</span><br><span class="line">  <span class="keyword">return</span> <span class="title function_">request</span>(&#123; </span><br><span class="line">    <span class="attr">url</span>: <span class="string">`<span class="subst">$&#123;api_name&#125;</span>/<span class="subst">$&#123;teacherId&#125;</span>`</span>, </span><br><span class="line">    <span class="attr">method</span>: <span class="string">&#x27;delete&#x27;</span> </span><br><span class="line">  &#125;);</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
</li>
<li><p>定义 methods</p>
<figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br></pre></td><td class="code"><pre><span class="line"><span class="title function_">removeDataById</span>(<span class="params">id</span>) &#123;</span><br><span class="line">  <span class="comment">// debugger</span></span><br><span class="line">  <span class="variable language_">this</span>.$confirm(<span class="string">&#x27;此操作将永久删除该记录，是否继续？&#x27;</span>, <span class="string">&#x27;提示&#x27;</span>, &#123;</span><br><span class="line">    <span class="attr">confirmButtonText</span>: <span class="string">&#x27;确定&#x27;</span>,</span><br><span class="line">    <span class="attr">cancelButtonText</span>: <span class="string">&#x27;取消&#x27;</span>,</span><br><span class="line">    <span class="attr">type</span>: <span class="string">&#x27;warning&#x27;</span></span><br><span class="line">  &#125;)</span><br><span class="line">    <span class="comment">// 点击确定执行then()</span></span><br><span class="line">    .<span class="title function_">then</span>(<span class="function">() =&gt;</span> &#123;</span><br><span class="line">      <span class="keyword">return</span> teacher.<span class="title function_">removeById</span>(id);</span><br><span class="line">    &#125;)</span><br><span class="line">    .<span class="title function_">then</span>(<span class="function">() =&gt;</span> &#123;</span><br><span class="line">      <span class="variable language_">this</span>.<span class="title function_">fetchData</span>();</span><br><span class="line">      <span class="variable language_">this</span>.$message(&#123;</span><br><span class="line">        <span class="attr">type</span>: <span class="string">&#x27;success&#x27;</span>,</span><br><span class="line">        <span class="attr">message</span>: <span class="string">&#x27;删除成功!&#x27;</span></span><br><span class="line">      &#125;);</span><br><span class="line">    &#125;)</span><br><span class="line">    <span class="comment">// 点击取消执行catch()</span></span><br><span class="line">    .<span class="title function_">catch</span>(<span class="function"><span class="params">response</span> =&gt;</span> &#123;</span><br><span class="line">      <span class="keyword">if</span> (response === <span class="string">&#x27;cancel&#x27;</span>) &#123;</span><br><span class="line">        <span class="variable language_">this</span>.$message(&#123;</span><br><span class="line">          <span class="attr">type</span>: <span class="string">&#x27;info&#x27;</span>,</span><br><span class="line">          <span class="attr">message</span>: <span class="string">&#x27;已取消删除&#x27;</span></span><br><span class="line">        &#125;);</span><br><span class="line">      &#125; <span class="keyword">else</span> &#123;</span><br><span class="line">        <span class="variable language_">this</span>.$message(&#123;</span><br><span class="line">          <span class="attr">type</span>: <span class="string">&#x27;error&#x27;</span>,</span><br><span class="line">          <span class="attr">message</span>: <span class="string">&#x27;删除失败&#x27;</span></span><br><span class="line">        &#125;);</span><br><span class="line">      &#125;</span><br><span class="line">    &#125;);</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure></li>
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